CN213122258U - Gradient coil cooling device - Google Patents
Gradient coil cooling device Download PDFInfo
- Publication number
- CN213122258U CN213122258U CN202022056431.3U CN202022056431U CN213122258U CN 213122258 U CN213122258 U CN 213122258U CN 202022056431 U CN202022056431 U CN 202022056431U CN 213122258 U CN213122258 U CN 213122258U
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- CN
- China
- Prior art keywords
- heat
- plate
- gradient coil
- conducting plate
- fan
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 238000001816 cooling Methods 0.000 title claims abstract description 16
- 238000005057 refrigeration Methods 0.000 claims abstract description 31
- 230000017525 heat dissipation Effects 0.000 claims abstract description 8
- 238000003466 welding Methods 0.000 claims abstract description 4
- 230000000694 effects Effects 0.000 description 6
- 230000001174 ascending effect Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a gradient coil cooling device, including gradient coil and bottom plate, bottom plate upper end both sides are equipped with the backup pad, and backup pad top end fixed mounting has the refrigeration board, and backup pad one side is equipped with the connecting rod, and the connecting rod upper end is equipped with the fan, and refrigeration board upper end thread tightening has the heat-conducting plate, and the inside both sides of heat-conducting plate are equipped with dodges the hole, dodge the hole inside grafting bolt, and the welding of bolt top has the bracing piece, and bracing piece one side is equipped with adjustable buckle, and the heat-conducting plate upper end; the utility model discloses be equipped with heat-conducting plate, refrigeration board and fan, when gradient coil during operation, can produce a large amount of joule heats, the heat-conducting plate can absorb the heat this moment, and rethread thermal conduction transmits the heat to the refrigeration board, can realize dispelling the heat to gradient coil, and rethread fan is rotatory to be bloied and the louvre dispels the heat, cools down the refrigeration board to realize the heat dissipation of whole device.
Description
Technical Field
The utility model relates to a gradient coil cooling technology field specifically is a gradient coil cooling device.
Background
The gradient magnetic field is generated by several sets of coils in the magnet bore through currents, which are attached to the main magnetic field to increase or decrease the strength of the main magnetic field, so that the spin protons in the gradient direction have different magnetic field strengths and thus different types of resonance frequencies, mainly for increasing or decreasing the strength of the main magnetic field.
Because the gradient coil passes large current and generates a large amount of Joule heat during working, a cooling system is required to cool the gradient coil, otherwise, the gradient coil is damaged due to overhigh heat load when the gradient coil is used for a long time; and because the different gradient coils are different in size and specification, a device capable of cooling the gradient coils with different specifications is needed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a gradient coil cooling device, be equipped with heat-conducting plate, refrigeration board and fan, when gradient coil during operation, can produce a large amount of joule heat, the heat-conducting plate can absorb the heat this moment, and then thermal conduction transmits the heat to the refrigeration board, can realize dispelling the heat to gradient coil, and then through fan rotatory blowing and louvre dispel the heat, cool down the refrigeration board, thereby realize the heat dissipation of whole device; the problem that the gradient coil is damaged due to overhigh heat load when the gradient coil is used for a long time is solved.
In order to achieve the above object, the utility model provides a following technical scheme: a gradient coil cooling device comprises a gradient coil and a bottom plate, wherein two sides of the upper end of the bottom plate are provided with supporting plates, the lower ends of the supporting plates are welded at the upper end of the bottom plate, a refrigeration plate is fixedly mounted at the top end of the supporting plates, two sides of the refrigeration plate are welded at the upper end of the supporting plates, one side of the supporting plates is provided with a connecting rod, the connecting rod is welded at the middle position of the upper end of the bottom plate, the upper end of the connecting rod is provided with a fan, the fan is not in contact with the supporting plates, the other side of the outer part of the supporting plates is in threaded connection with a fan switch, the fan switch is electrically connected with the fan, the upper end of the refrigeration plate is in threaded fixation with a heat-conducting plate, two sides, the elastic base plate is characterized in that a base plate groove is formed in the lower end of the elastic base plate and located inside the heat conducting plate, and the base plate groove is located in the middle of the upper end of the heat conducting plate.
Preferably, the inside louvre that is equipped with of refrigeration board, the louvre is located the inside both sides of refrigeration board.
Preferably, the lower end of the heat conducting plate is fixedly arranged at the upper end of the refrigerating plate, and the upper end of the heat conducting plate is of an arc-shaped structure.
Preferably, the gradient coil is placed in an arc structure at the upper end of the heat conducting plate, and the lower end of the gradient coil is located at the upper end of the elastic base plate.
Preferably, the outer threads of the bolts are sleeved with nuts, and the nuts are located on two sides of the outer portion of the heat conducting plate.
Preferably, the elastic backing plate and the backing plate groove are of square structures, and the elastic backing plate is movably connected to the backing plate groove.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses be equipped with heat-conducting plate, refrigeration board and fan, when gradient coil during operation, can produce a large amount of joule heat, and the heat-conducting plate can absorb the heat this moment, and rethread thermal conduction transmits the heat to the refrigeration board, can realize dispelling the heat to gradient coil, rethread fan rotatory blow and louvre dispel the heat, cool down the refrigeration board to realize the heat dissipation of whole device, solved long-time use gradient coil heat load too high, can lead to the problem that gradient coil damaged;
2. the utility model discloses be equipped with the bolt, adjustable buckle and elastic backing plate, place gradient coil behind the heat-conducting plate upper end, remove through the bolt and drive bracing piece and adjustable buckle and remove, and then fix the gradient coil both sides through adjustable buckle, because the action of gravity, inside the elastic backing plate was pressed into the backing plate recess by gradient coil, give gradient coil ascending elasticity simultaneously, realize all can carrying out the effect of fixing to the gradient coil of different specifications through adjustable buckle and elastic backing plate, and then carry out the work of dispelling the heat.
Drawings
FIG. 1 is a schematic view of the main structure of the present invention;
fig. 2 is a schematic view of the overhead structure of the refrigeration plate of the present invention;
fig. 3 is a schematic view of the main structure of the heat-conducting plate of the present invention.
In the figure: 1. a gradient coil; 2. a heat conducting plate; 3. avoiding holes; 4. a bolt; 5. a support bar; 6. the fastener can be adjusted; 7. a base plate groove; 8. an elastic backing plate; 9. a refrigeration plate; 10. a base plate; 11. a support plate; 12. a fan; 13. a connecting rod; 14. a fan switch; 15. heat dissipation holes; 16. and (4) a nut.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 3, the present invention provides a technical solution: the utility model provides a gradient coil cooling device, including gradient coil 1, gradient coil 1 places the arc structure in 2 upper ends of heat-conducting plate, the inside both sides of 2 inside of heat-conducting plate are equipped with dodge hole 3, it has bolt 4 to dodge the inside grafting in hole 3, the welding of 4 tops of bolt has bracing piece 5, 5 one sides of bracing piece are equipped with adjustable buckle 6, 4 outside screw threads of bolt have cup jointed nut 16, gradient coil 1 places behind the arc structure of 2 upper ends of heat-conducting plate, through pulling bolt 4 until bracing piece 5 reachs suitable position, carry out rigidity through nut 16, height through adjusting adjustable buckle 6, up to the contact and fixed gradient coil 1 both sides upper end.
The heat-conducting plate 2 upper end arc structure intermediate position is equipped with elastic backing plate 8, and the inside upper end of heat-conducting plate 2 is equipped with backing plate recess 7, and behind the arc structure of heat-conducting plate 2 upper end was placed to gradient coil 1, because the action of gravity, inside elastic backing plate 8 was pressed into backing plate recess 7 by gradient coil 1, given gradient coil 1 ascending elasticity simultaneously, can all carry out fixed effect to the gradient coil 1 of different specifications through adjustable buckle 6 and elastic backing plate 8 realization.
2 threaded connection of heat-conducting plate in 9 upper ends of refrigeration board, 9 lower extreme both sides fixed mounting of refrigeration board has backup pad 11, 11 lower extremes of backup pad weld in bottom plate 10 upper ends, heat-conducting plate 2 can absorb a large amount of joule heat that gradient coil 1 during operation produced, transmit to refrigeration board 9 through heat-conduction, and then realize the radiating effect to gradient coil 1, backup pad 11 and bottom plate 10 are used for guaranteeing the stability of whole device.
The working principle is as follows: during the use, place gradient coil 1 in the arc structure of heat-conducting plate 2 upper end earlier, can realize fixing the gradient coil 1 of different specifications through adjustable buckle 6 and bolt 4, make gradient coil 1 fixed back through adjustable buckle 6 and elastic backing plate 8, and then carry out the work of dispelling the heat, gradient coil 1 can begin work.
A large amount of joule heat that gradient coil 1 during operation produced, absorb a large amount of joule heat through heat-conducting plate 2 will produce, transmit to refrigeration board 9 through heat-conduction, and then realize the radiating effect to gradient coil 1, open fan switch 14 simultaneously, make fan 12 rotatory blow and louvre 15 dispel the heat for refrigeration board 9, after refrigeration board 9 heat dissipation, can absorb the heat through heat-conduction again, and then reach the radiating effect of whole device circulation.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A gradient coil cooling arrangement comprising a gradient coil (1) and a base plate (10), characterized in that: the refrigerator is characterized in that supporting plates (11) are arranged on two sides of the upper end of the base plate (10), the lower ends of the supporting plates (11) are welded to the upper end of the base plate (10), refrigerating plates (9) are fixedly mounted on the top end of the supporting plates (11), two sides of each refrigerating plate (9) are welded to the upper end of the supporting plate (11), a connecting rod (13) is arranged on one side of the supporting plate (11), the connecting rod (13) is welded to the middle position of the upper end of the base plate (10), a fan (12) is arranged on the upper end of the connecting rod (13), the fan (12) is not in contact with the supporting plate (11), a fan switch (14) is in threaded connection with the other side of the outer portion of the supporting plate (11), the fan switch (14) is electrically connected with the fan (12), a heat conducting plate (2) is fixed to the upper end of each refrigerating plate, the welding of bolt (4) top has bracing piece (5), bracing piece (5) one side is equipped with adjustable buckle (6), heat-conducting plate (2) upper end intermediate position is equipped with elastic backing plate (8), elastic backing plate (8) lower extreme is equipped with backing plate recess (7), backing plate recess (7) are located inside heat-conducting plate (2), backing plate recess (7) are located the inside upper end intermediate position of heat-conducting plate (2).
2. A gradient coil cooling arrangement as set forth in claim 1, wherein: the refrigeration plate (9) is internally provided with heat dissipation holes (15), and the heat dissipation holes (15) are located on two sides inside the refrigeration plate (9).
3. A gradient coil cooling arrangement as set forth in claim 1, wherein: the lower end of the heat conducting plate (2) is fixedly arranged at the upper end of the refrigerating plate (9), and the upper end of the heat conducting plate (2) is of an arc-shaped structure.
4. A gradient coil cooling arrangement as set forth in claim 1, wherein: the gradient coil (1) is placed in an arc structure at the upper end of the heat conducting plate (2), and the lower end of the gradient coil (1) is located at the upper end of the elastic base plate (8).
5. A gradient coil cooling arrangement as set forth in claim 1, wherein: and nuts (16) are sleeved on the outer threads of the bolts (4), and the nuts (16) are positioned on two outer sides of the heat-conducting plate (2).
6. A gradient coil cooling arrangement as set forth in claim 1, wherein: the elastic backing plate (8) and the backing plate groove (7) are of square structures, and the elastic backing plate (8) is movably connected to the backing plate groove (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022056431.3U CN213122258U (en) | 2020-09-18 | 2020-09-18 | Gradient coil cooling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022056431.3U CN213122258U (en) | 2020-09-18 | 2020-09-18 | Gradient coil cooling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213122258U true CN213122258U (en) | 2021-05-04 |
Family
ID=75663180
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022056431.3U Expired - Fee Related CN213122258U (en) | 2020-09-18 | 2020-09-18 | Gradient coil cooling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213122258U (en) |
-
2020
- 2020-09-18 CN CN202022056431.3U patent/CN213122258U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210504 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |